A library of interfaces, extension methods, and small bits of functionality that are useful in almost any software project, according to the theme "things that should be built into the .NET framework, but aren’t".
At least half of Loyc.Essentials is devoted to collections: collection interf...

A set of useful libraries for many kinds of .NET developers, starting with Loyc.Essentials, a library that "fills in the gaps" in the core of the .NET Base Class Library. LoycCore is especially focused on collections: classes, interfaces, adapters, and extension methods. Plus, Loyc.Syntax.dll parses...

The effective framework for .Net developers that included a bunch of helper classes that help to develop the application faster.
This framework is using for all HBD libraries that had been developing by Duy Hoang.
More details in here https://github.com/baoduy?tab=repositories

This TVA Code Library is a collection of class libraries that extends and expands the functionality included in Microsoft’s .NET Framework. It makes some of Microsoft’s functions simpler to use, and adds functions that Microsoft did not include in the .NET Framework.

The project contains interfaces, and adapter and facade implementations of the interfaces, that mirror functionality in several classes in the Windows Phone 7.1 SDK. These interfaces and adapters can be used to increase testability when developing Windows Phone applications.